Open Source Alternatives to Aserto

An authorization platform that provides resource-level access controls for applications and APIs. It allows developers to manage users, policies, and authorization data from a central control plane while deploying local authorizers to the edge for millisecond latency. The system supports various authorization models, including roles, hierarchies, and attribute-based access control, and integrates with identity providers and SIEM tools. It is designed for SaaS vendors and enterprises to implement zero trust and least privilege security. The platform is built on open-source foundations including Topaz and Open Policy Agent.

Whether you want to cut software costs or escape vendor lock-in, these open source alternatives to Aserto give you an option you fully own. You can self-host them, so your data stays on infrastructure you control. This page lists 1 open source alternative to Aserto. The most popular is Cerbos. It uses the Apache-2.0 license and ships an official Docker image.